Docs: StackBlitz examples fail to load due to incorrect embedding

[aaronmcadam]

Describe the bug

When the example loads, we see the following:

Unable to run Embedded Project Looks like this project is being embedded without proper isolation headers.

Here's a screenshot:

Your Example Website or App

https://tanstack.com/router/v1/docs/examples/react/kitchen-sink?file=src%2Fmain.tsx

Steps to Reproduce the Bug or Issue

1. Go to https://tanstack.com/router/v1/docs/examples/react/kitchen-sink?file=src%2Fmain.tsx
2. Wait for StackBlitz to load
3. See the error

Expected behavior

As a learner, I expected to play with the example and see how it works.

Screenshots or Videos

Platform

• OS: macOS
• Browser: Firefox
• Version: 108.0b6

Additional context

No response